Don't use base::MessageLoop::{Quit,QuitClosure} in chrome/

chrome/browser/safe_browsing/safe_browsing_service_browsertest.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // This test creates a safebrowsing service using test safebrowsing database
 // and a test protocol manager. It is used to test logics in safebrowsing
 // service.
 
 #include <algorithm>
 
@@ skipping 858 matching lines @@
 
   // Called when the result of checking a browse URL is known.
   void OnCheckBrowseUrlResult(const GURL& /* url */,
                               SBThreatType threat_type,
                               const std::string& /* metadata */) override {
     threat_type_ = threat_type;
     BrowserThread::PostTask(BrowserThread::UI, FROM_HERE,
                             base::Bind(&TestSBClient::CheckDone, this));
   }
 
-  void CheckDone() {
-    base::MessageLoopForUI::current()->Quit();
-  }
+  void CheckDone() { base::MessageLoopForUI::current()->QuitWhenIdle(); }
 
   SBThreatType threat_type_;
   SafeBrowsingService* safe_browsing_service_;
 
   DISALLOW_COPY_AND_ASSIGN(TestSBClient);
 };
 
 // These tests use SafeBrowsingService::Client to directly interact with
 // SafeBrowsingService.
 namespace {
@@ skipping 250 matching lines @@
 
     SafeBrowsingServiceTest::TearDown();
   }
 
   // An observer that returns back to test code after a new profile is
   // initialized.
   void OnUnblockOnProfileCreation(Profile* profile,
                                   Profile::CreateStatus status) {
     if (status == Profile::CREATE_STATUS_INITIALIZED) {
       profile2_ = profile;
-      base::MessageLoop::current()->Quit();
+      base::MessageLoop::current()->QuitWhenIdle();
     }
   }
 
  protected:
   Profile* profile2_;
 };
 
 IN_PROC_BROWSER_TEST_F(SafeBrowsingServiceShutdownTest,
                        DontStartAfterShutdown) {
   CreateCSDService();
@@ skipping 195 matching lines @@
   content::WindowedNotificationObserver observer(
       chrome::NOTIFICATION_SAFE_BROWSING_UPDATE_COMPLETE,
       content::Source<SafeBrowsingDatabaseManager>(
           sb_service_->database_manager().get()));
   BrowserThread::PostTask(
       BrowserThread::IO,
       FROM_HERE,
       base::Bind(&SafeBrowsingDatabaseManagerCookieTest::ForceUpdate, this));
   observer.Wait();
 }